Erwin Advanced Air Systems
Verified against CSLB on · View on CSLB
License details
- License number
- 897796
- Status
- Active
- Classifications
- C-20 · Warm-Air Heating, Ventilating and Air-Conditioning
- Contractor bond
- $25,000
- Workers' comp
- Covered
- License term on file
- June 5, 2007 – June 30, 2027
Business
- (909) 237 5365 (CSLB public record)
- 1555 E HOLT BLVD P.O. BOX 3171, Ontario, CA 91761San Bernardino County
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Frequently asked questions
Is Erwin Advanced Air Systems licensed in California?
Yes. Erwin Advanced Air Systems holds an active California state contractor license (CSLB #897796), verified against the CSLB public record on June 17, 2026.
What is Erwin Advanced Air Systems's CSLB license number?
Erwin Advanced Air Systems's California contractor license number is 897796. You can verify it directly on the CSLB website: https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=897796
What kind of work is Erwin Advanced Air Systems licensed for?
Erwin Advanced Air Systems is classified under Warm-Air Heating, Ventilating and Air-Conditioning (C-20) by the CSLB.
How do I verify Erwin Advanced Air Systems's license myself?
Look up license #897796 with the CSLB "Check a License" tool at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=897796. This page reflects the CSLB public record as of June 17, 2026.
See an error in this record? Report incorrect information. Status reflects CSLB data as of the date shown above.